Physics

Questions and Answers

Is there material to make balloons or balls that can then be (almost) vacuumed and become lighter than air, while at the same time...

Questions and Answers

Why can’t I get water to boil in an oven at 180 degrees?

Questions and Answers

How do you calculate the wavelength of radiation?

Questions and Answers

How does one graphically explain the relationship between wavelength and grid apertures in a microwave oven window?

Questions and Answers

How many regular pints (25cl, 5% alcohol) correspond to a bottle of Gordon beer (33cl, 10% alcohol)?

Questions and Answers

Is the ecliptic the same as the Earth’s orbit around the sun?

Questions and Answers

why can’t one exceed the speed of light?

Questions and Answers

What is the difference between magnetic flux and magnetic force?